| Manufacturer Part Number | ST-430-08 |
| Cutting Diameter (Decimal Inch) | 0.250" |
| Shank Diameter (Decimal Inch) | 0.250" |
| Maximum Cutting of Diameter (Decimal Inch) | 0.251" |
| Overall Length (Decimal Inch) | 2.500" |
| Flute Length (Decimal Inch) | 0.750" |
| Number of Flutes | 4 |
| Helix Angle (Degree) | 30 Degree |
| Cutting Direction | Right Hand |
| Helix Direction | Right Hand |
| Series | ST-430 |
| Coating | Uncoated |
| Product Type | Square End Mill |